OpenTechnical

OT-2026-000017456

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000017456) never changes.

Identity and time

Publication numberOT-2026-000017456 · never reused
Internal UUID01a0ae6e-76c9-7043-9237-2bda566d2265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017456
StatusPUBLIC

Content hashes

Canonical textbf9e1e2d96f223ac48a9046f1bc4d4616ad1bc2fd93145150b0da45da9e89390
Markdown15aa7d618bd264013fee25fec59e44838030fe7ba5182c66ac89b15f4723e34c
PDF
Publication pagef65b8eade96a30e7571357febfe4e246b44ff6134fcfb386c6cb8d52ff0899e3
Manifestd524f826db860a9f3308c3885eea60537f7cc452555a5ffb8f3ab668635c3541

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturePNr/hcl6GPPEv7YJvCRIdyLOKcNEQUv67H3M0RzPICKqjeHXcZmFjYncYcGKc5v/IkptgF6tsY5U7sjxe0c/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:35.668019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017456
observed f65b8eade96a30e7571357febfe4e246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.649995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017456/manifest.json
observed d524f826db860a9f3308c3885eea6053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.630200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017456/publication.md
observed 15aa7d618bd264013fee25fec59e4483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:35.610651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017456/publication.txt
observed bf9e1e2d96f223ac48a9046f1bc4d461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.